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The array_push() function inserts one or more elements to the end of an array.
array_push()函数用于在一个数组的末尾插入一个或多个元素。
array_push(array,value1,value2...) |
Parameter参数 | Description描述 |
---|---|
array | Required. Specifies an array 必要参数。指定一个数组 |
value1 | Required. Specifies the value to add 必要参数。指定要添加的值 |
value2 | Optional. Specifies the value to add 可选参数。指定要添加的第二个值 |
Tip: You can add one value, or as many as you like.
提示:你可以添加一个值或多个值。
Note: Even if your array has string keys, your added elements will allways have numeric keys. (See example 2)
注意:尽管数组中包含字符串形式的键,一旦你添加元素的时候,它总是以数值型键的形式出现。(见案例2)
<?php $a=array("Dog","Cat"); array_push($a,"Horse","Bird"); print_r($a); ?> |
The output of the code above will be:
上述代码将输出下面的结果:
Array ( [0] => Dog [1] => Cat [2] => Horse [3] => Bird ) |
An array with string keys:
数组中包含字符串键的案例:
<?php $a=array("a"=>"Dog","b"=>"Cat"); array_push($a,"Horse","Bird"); print_r($a); ?> |
The output of the code above will be:
上述代码将输出下面的结果:
Array ( [a] => Dog [b] => Cat [0] => Horse [1] => Bird ) |